Yo-yo dieting, also known as “weight cycling,” describes the pattern of losing weight, regaining it and then dieting again. It’s a process that causes weight to go up and down like a yo-yo. This type ...

It may not be an Olympic sport yet, but yo-yo play is serious business. Especially in Cleveland this week, where the world’s most skilled yo-yo players are gathering for The World Yo-Yo Contest. The ...